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use clap::{arg, command, Command};
use std::path::Path;
fn main() {
let matches = command!()
.arg(arg!([name] "Optional name to operate on"))
.arg(
arg!(
-c --config <FILE> "Sets a custom config file"
)
.required(false)
.allow_invalid_utf8(true),
)
.arg(arg!(
-d --debug ... "Turn debugging information on"
))
.subcommand(
Command::new("test")
.about("does testing things")
.arg(arg!(-l --list "lists test values")),
)
.get_matches();
if let Some(name) = matches.value_of("name") {
println!("Value for name: {}", name);
}
if let Some(raw_config) = matches.value_of_os("config") {
let config_path = Path::new(raw_config);
println!("Value for config: {}", config_path.display());
}
match matches.occurrences_of("debug") {
0 => println!("Debug mode is off"),
1 => println!("Debug mode is kind of on"),
2 => println!("Debug mode is on"),
_ => println!("Don't be crazy"),
}
if let Some(matches) = matches.subcommand_matches("test") {
if matches.is_present("list") {
println!("Printing testing lists...");
} else {
println!("Not printing testing lists...");
}
}
}